Legal claims defining the scope of protection, as filed with the USPTO.
1. A method for utilizing a processor to change the form of input data having symbols, comprising the steps of: a) providing the input data to the processor; b) processing the input data in the processor by compressing and encrypting the input data in one step to generate compressed and encrypted data; and c) applying the compressed and encrypted data to a medium.
2. A method as defined in claim 1, wherein step (b) comprises the step of: b) processing the input data in the processor by compressing and introducing randomness into the input data in one step to generate compressed and encrypted data.
3. A method as defined in claim 2, comprising the steps of: a) providing the input data to the processor; b) processing the input data in the processor by implementing a learning modeling method having at least one state that is randomly updated; c) processing the input data in the processor by implementing a back end coder to generate compressed and encrypted data by coding the symbols; and d) applying the compressed and encrypted data to a medium.
4. A method as defined in claim 3, wherein step (b) comprises the step of: b) processing the input data in the processor by implementing a learning modeling method having at least one state that is updated after a random number of symbols are learned.
5. A method as defined in claim 4, wherein the modeling method is a learning semi-adaptive modeling method having a static stage and an adaptive stage.
6. A method as defined in claim 5, wherein the at least one state is updated after a random number of symbols are processed in the static stage.
7. A method as defined in claim 4, wherein steps (b) and (c) comprise the steps of: b) processing the input data in the processor by implementing a learning modeling method comprising partitioning the input data into blocks having a random number of symbols, and generating probabilistic estimates from at least one block; c) processing the input data in the processor by implementing a back end coder to generate compressed and encrypted data by coding the symbols using the probabilistic estimates.
8. A method as defined in claim 7, wherein step (b) comprises the step of: b) processing the input data in the processor by implementing a learning modeling method comprising partitioning the input data into blocks having a random number of symbols, each symbol having a frequency, and generating probabilistic estimates of the frequencies of the symbols from at least one block.
9. A method as defined in claim 8, wherein step (b) comprises the step of: b) processing the input data in the processor by implementing a learning modeling method comprising partitioning the input data into blocks having a random number of symbols, each symbol having a frequency, biasing the frequency of at least one symbol in at least one block by a random number, and generating probabilistic estimates of the frequencies of the symbols from at least one block.
10. A method as defined in claim 7, wherein step (b) comprises the step of: b) processing the input data in the processor by implementing a learning modeling method comprising partitioning the input data into at least one segment having a random number of symbols, partitioning each segment into blocks having a random number of symbols, and generating probabilistic estimates from at least one block.
11. A method as defined in claim 7, wherein the learning modeling method comprises generating probabilistic estimates from each block.
12. A method as defined in claim 7, wherein the number of symbols learned before the at least one state is updated is determined by a random number generator initialized with a seed.
13. A method as defined in claim 12, wherein the random number generator is a stream cipher and the seed is a key.
14. A method as defined in claim 1, further comprising between steps (a) and (b) the step of: processing the input data in the processor by implementing at least one front end coder.
15. A method as defined in claim 7, the modeling method further comprising generating at least one random symbol in at least one block.
16. A method as defined in claim 3, wherein the back end coder is an arithmetic coder.
17. An apparatus for utilizing a processor to change the form of input data having symbols, comprising: a) means for obtaining the input data at the processor; b) means at the processor for processing the input data, comprising means for compressing and encrypting the input data in one step to generate compressed and encrypted data; and c) means for applying the compressed and encrypted data to a medium.
18. An apparatus as defined in claim 17, wherein the means for processing the input data comprises means for compressing and introducing randomness into the input data in one step to generate compressed and encrypted data.
19. An apparatus as defined in claim 18, comprising: a) means for obtaining the input data at the processor; b) modeler means at the processor for processing the input data, comprising means for implementing a learning modeling method having at least one state that is randomly updated; c) coder means at the processor for processing the input data, comprising means for implementing a back end coder to generate compressed and encrypted data by coding the symbols; and d) means for applying the compressed and encrypted data to a medium.
20. An apparatus as defined in claim 19, wherein the modeler means comprises means for implementing a learning modeling method having at least one state that is updated after a random number of symbols are learned.
21. An apparatus as defined in claim 20, wherein the modeling method is a learning semi-adaptive modeling method having a static stage and an adaptive stage.
22. An apparatus as defined in claim 21, wherein the at least one state is updated after a random number of symbols are processed in the static stage.
23. An apparatus as defined in claim 20, wherein the modeler means comprises means for implementing a learning modeling method comprising means for partitioning the input data into blocks having a random number of symbols, and means for generating probabilistic estimates from at least one block; and wherein the coder means comprises means for implementing a back end coder to generate compressed and encrypted data by coding the symbols using the probabilistic estimates.
24. An apparatus as defined in claim 23, wherein the modeler means comprises means for implementing a learning modeling method comprising means for partitioning the input data into blocks having a random number of symbols, each symbol having a frequency, and means for generating probabilistic estimates of the frequencies of the symbols from at least one block.
25. An apparatus as defined in claim 24, wherein the modeler means comprises means for implementing a learning modeling method comprising means for partitioning the input data into blocks having a random number of symbols, each symbol having a frequency, means for biasing the frequency of at least one symbol in at least one block by a random number, and means for generating probabilistic estimates of the frequencies of the symbols from at least one block.
26. An apparatus as defined in claim 23, wherein the modeler means comprises means for implementing a learning modeling method comprising means for partitioning the input data into at least one segment having a random number of symbols, means for partitioning each segment into blocks having a random number of symbols, and means for generating probabilistic estimates from at least one block.
27. An apparatus as defined in claim 23, wherein the means for implementing the learning modeling method comprises means for generating probabilistic estimates from each block.
28. An apparatus as defined in claim 23, wherein the number of symbols learned before the at least one state is updated is determined by a random number generator initialized with a seed.
29. An apparatus as defined in claim 28, wherein the random number generator is a stream cipher and the seed is a key.
30. An apparatus as defined in claim 17, further comprising means at the processor for processing the input data comprising at least one front end coder.
31. An apparatus as defined in claim 23, the modeler means further comprising means for generating at least one random symbol in at least one block.
32. An apparatus as defined in claim 19, wherein the back end coder is an arithmetic coder.
Cooperative Patent Classification codes for this invention. Click any code to explore related patents in that topic.
Unknown
September 19, 2000
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